summaryrefslogtreecommitdiffstats
path: root/arch/mips/mipssim/sim_setup.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/mipssim/sim_setup.c')
-rw-r--r--arch/mips/mipssim/sim_setup.c98
1 files changed, 98 insertions, 0 deletions
diff --git a/arch/mips/mipssim/sim_setup.c b/arch/mips/mipssim/sim_setup.c
new file mode 100644
index 00000000000..3643582bdad
--- /dev/null
+++ b/arch/mips/mipssim/sim_setup.c
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/ioport.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/mips-boards/generic.h>
+#include <asm/mips-boards/prom.h>
+#include <asm/time.h>
+#include <asm/mips-boards/sim.h>
+#include <asm/mips-boards/simint.h>
+
+
+extern void sim_time_init(void);
+static void __init serial_init(void);
+unsigned int _isbonito = 0;
+
+extern void __init sanitize_tlb_entries(void);
+
+
+const char *get_system_type(void)
+{
+ return "MIPSsim";
+}
+
+void __init plat_mem_setup(void)
+{
+ set_io_port_base(0xbfd00000);
+
+ serial_init();
+
+ board_time_init = sim_time_init;
+ pr_info("Linux started...\n");
+
+#ifdef CONFIG_MIPS_MT_SMP
+ sanitize_tlb_entries();
+#endif
+}
+
+void __init prom_init(void)
+{
+ set_io_port_base(0xbfd00000);
+
+ pr_info("\nLINUX started...\n");
+ prom_init_cmdline();
+ prom_meminit();
+}
+
+
+static void __init serial_init(void)
+{
+#ifdef CONFIG_SERIAL_8250
+ struct uart_port s;
+
+ memset(&s, 0, sizeof(s));
+
+ s.iobase = 0x3f8;
+
+ /* hardware int 4 - the serial int, is CPU int 6
+ but poll for now */
+ s.irq = 0;
+ s.uartclk = BASE_BAUD * 16;
+ s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
+ s.iotype = UPIO_PORT;
+ s.regshift = 0;
+ s.timeout = 4;
+
+ if (early_serial_setup(&s) != 0) {
+ printk(KERN_ERR "Serial setup failed!\n");
+ }
+
+#endif
+}